package com.huage_01.lesson_01.Junit;

public class Calculator {


    public int add(int x, int y) {
        return x + y;
    }

    public int sub(int x, int y) {
        return x - y;
    }
    @Check
    public void mul() {
        System.out.println( 2*3);
    }
    @Check
    public void div() {
        System.out.println(3/0);
    }
}
